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振动方面的专业英语及词汇参见《工程振动名词术语》1振动__的时域、频域描述振动过程VibrationPro__ss简谐振动HarmonicVibration周期振动PeriodicVibration准周期振动Quasi-periodicVibration瞬态过程TransientPro__ss随机振动过程RandomVibrationPro__ss各态历经过程ErgodicPro__ss确定性过程DeterministicPro__ss振幅Amplitude相位Phase初相位InitialPhase频率Frequency角频率AngularFrequency周期Period复数振动ComplexVibration复数振幅ComplexAmplitude峰值Peak-value平均绝对值__erageAbsoluteValue有效值EffectiveValue,RMSValue均值MeanValue,__erageValue傅里叶级数FS,FourierSeries傅里叶变换FT,FourierTransform傅里叶逆变换IFT,InverseFourierTransform离散谱DiscreteSpectrum连续谱ContinuousSpectrum傅里叶谱FourierSpectrum线性谱LinearSpectrum幅值谱AmplitudeSpectrum相位谱PhaseSpectrum均方值MeanSquareValue方差Varian__协方差Covarian__自协方差函数Auto-covarian__Function互协方差函数Cross-covarian__Function自相关函数Auto-correlationFunction互相关函数Cross-correlationFunction标准偏差StandardDeviation相对标准偏差RelativeStandardDeviation概率Probability概率分布ProbabilityDistribution高斯概率分布GaussianProbabilityDistribution概率密度ProbabilityDensity__平均Ensemble__erage时间平均Time__erage功率谱密度PSD,PowerSpectrumDensity自功率谱密度Auto-spectralDensity互功率谱密度Cross-spectralDensity均方根谱密度RMSSpectralDensity能量谱密度ESD,EnergySpectrumDensity相干函数Coheren__Function帕斯瓦尔定理ParsevalsTheorem维纳,辛钦公式Wiener-KhinchinFormula2振动系统的固有特性、激励与响应振动系统VibrationSystem激励Excitation响应Response单自由度系统SingleDegree-Of-_______System多自由度系统Multi-Degree-Of-_______System离散化系统DiscreteSystem连续体系统ContinuousSystem刚度系数StiffnessCoefficient自由振动FreeVibration自由响应FreeResponse强迫振动For__dVibration强迫响应For__dResponse初始条件InitialCondition固有频率NaturalFrequency阻尼比DampingRatio衰减指数DampingExponent阻尼固有频率DampedNaturalFrequency对数减幅系数LogarithmicDecrement主频率PrincipalFrequency无阻尼模态频率UndampedModalFrequency模态Mode主振动PrincipalVibration振型ModeShape振型矢量VectorOfModeShape模态矢量ModalVector正交性Orthogonality展开定理ExpansionTheorem主质量Principal__ss模态质量Modal__ss主刚度PrincipalStiffness模态刚度ModalStiffness正则化Nor__lization振型矩阵__trixOfModalShape模态矩阵Modal__trix主坐标PrincipalCoordinates模态坐标ModalCoordinates模态分析Modal____ysis模态阻尼比ModalDampingRatio频响函数FrequencyResponseFunction幅频特性Amplitude-frequencyCharacteristics相频特性PhasefrequencyCharacteristics共振Resonan__半功率点HalfpowerPoints波德图BodéPlot动力放大系数Dynamical__gnificationFactor单位脉冲UnitImpulse冲激响应函数ImpulseResponseFunction杜哈美积分Duhamel’sIntegral卷积积分ConvolutionIntegral卷积定理ConvolutionTheorem特征矩阵Characteristic__trix阻抗矩阵Impedan____trix频响函数矩阵__trixOfFrequencyResponseFunction导纳矩阵Mobility__trix冲击响应谱ShockResponseSpectrum冲击激励ShockExcitation冲击响应ShockResponse冲击初始响应谱InitialShockResponseSpectrum冲击剩余响应谱ResidualShockResponseSpectrum冲击最大响应谱__ximumShockResponseSpectrum冲击响应谱分析ShockResponseSpectrum____ysis3模态试验分析模态试验ModalTesting机械阻抗MechanicalImpedan__位移阻抗Displa__mentImpedan__速度阻抗VelocityImpedan__加速度阻抗Ac__lerationImpedan__机械导纳MechanicalMobility位移导纳Displa__mentMobility速度导纳VelocityMobility加速度导纳Ac__lerationMobility驱动点导纳DrivingPointMobility跨点导纳CrossMobility传递函数TransferFunction拉普拉斯变换Lapla__Transform传递函数矩阵__trixOfTransferFunction频响函数FRF,FrequencyResponseFunction频响函数矩阵__trixOfFRF实模态Nor__lMode复模态ComplexMode模态参数ModalParameter模态频率ModalFrequency模态阻尼比ModalDampingRatio模态振型ModalShape模态质量Modal__ss模态刚度ModalStiffness模态阻力系数ModalDampingCoefficient模态阻抗ModalImpedan__模态导纳ModalMobility模态损耗因子ModalLossFactor比例粘性阻尼ProportionalViscousDamping非比例粘性阻尼Non-proportionalViscousDamping结构阻尼StructuralDamping,HystereticDamping复频率ComplexFrequency复振型ComplexModalShape留数Residue极点Pole零点Zero复留数ComplexResidue随机激励RandomExcitation伪随机激励PseudoRandomExcitation猝发随机激励BurstRandomExcitation稳态正弦激励SteadyStateSineExcitation正弦扫描激励SweepingSineExcitation锤击激励ImpactExcitation频响函数的H1估计FRFEsti__tebyH1频响函数的H2估计FRFEsti__tebyH2频响函数的H3估计FRFEsti__tebyH3单模态曲线拟合法Single-modeCurveFittingMethod多模态曲线拟合法Multi-modeCurveFittingMethod模态圆ModeCircle剩余模态ResidualMode幅频峰值法PeakValueMethod实频-虚频峰值法PeakReal/I__ginaryMethod圆拟合法CircleFittingMethod加权最小二乘拟合法WeightingLeastSquaresFittingmethod复指数拟合法ComplexExponentialFittingmethod
1.2振动测试的名词术语1传感器测量系统传感器测量系统Transdu__rMeasuringSystem传感器Transdu__r振动传感器VibrationTransdu__r机械接收MechanicalRe__ption机电变换Electro-mechanicalConversion测量电路MeasuringCircuit惯性式传感器InertialTransdu__r,Sei__ic(地震?)Transdu__r相对式传感器RelativeTransdu__r电感式传感器InductiveTransdu__r应变式传感器StrainGaugeTransdu__r电动力传感器Electro-dynamicTransdu__r压电式传感器PiezoelectricTransdu__r压阻式传感器PiezoresistiveTransdu__r电涡流式传感器EddyCurrentTransdu__r伺服式传感器ServoTransdu__r灵敏度Sensitivity复数灵敏度ComplexSensitivity分辨率Resolution频率范围FrequencyRange线性范围LinearRange频率上限UpperLimitFrequency频率下限LowerLimitFrequency静态响应StaticResponse零频率响应ZeroFrequencyResponse动态范围DynamicRange幅值上限UpperLimitAmplitude幅值下限LowerLimitAmplitude最大可测振级__x.DetectableVibrationLevel最小可测振级Min.DetectableVibrationLevel信噪比S/NRatio振动诺模图VibrationNomogram相移PhaseShift波形畸变W__e-shapeDistortion比例相移ProportionalPhaseShift惯性传感器的稳态响应SteadyResponseOfInertialTransdu__r惯性传感器的稳击响应ShockResponseOfInertialTransdu__r位移计型的频响特性FrequencyResponseCharacteristicsVibrometer加速度计型的频响特性FrequencyResponseCharacteristicsAc__lerometer幅频特性曲线Amplitude-frequencyCurve相频特性曲线Phase-frequencyCurve固定__共振频率MountedResonan__Frequency__刚度MountedStiffness有限高频效应EffectOfLimitedHighFrequency有限低频效应EffectOfLimitedLowFrequency电动式变换Electro-dynamicConversion磁感应强度__gneticInduction,__gneticFluxDensity磁通__gneticFlux磁隙__gneticGap电磁力Electro-__gneticFor__相对式速度传感器RelativeVelocityTransdu__r惯性式速度传感器InertialVelocityTransdu__r速度灵敏度VelocitySensitivity电涡流阻尼Eddy-currentDamping无源微积分电路PassiveDifferentialIntegrateCircuit有源微积分电路ActiveDifferentialIntegrateCircuit运算放大器OperationalAmplifier时间常数TimeConstant比例运算Scaling积分运算Integration微分运算Differentiation高通滤波电路High-passFilterCircuit低通滤波电路Low-passFilterCircuit截止频率Cut-offFrequency压电效应PiezoelectricEffect压电陶瓷Piezoelectric__ramic压电常数PiezoelectricConstant极化Polarization压电式加速度传感器PiezoelectricAc__lerationTransdu__r中心压缩式__nterCompressionAc__lerometer三角剪切式DeltaShearAc__lerometer压电方程PiezoelectricEquation压电石英PiezoelectricQuartz电荷等效电路ChargeEquivalentCircuit电压等效电路VoltageEquivalentCircuit电荷灵敏度ChargeSensitivity电压灵敏度VoltageSensitivity电荷放大器ChargeAmplifier适调放大环节ConditionalAmplifierSection归一化Uniformization电荷放大器增益GainOfChargeAmplifier测量系统灵敏度SensitivityOfMeasuringSystem底部应变灵敏度BaseStrainSensitivity横向灵敏度TransverseSensitivity地回路GroundLoop力传感器For__Transdu__r力传感器灵敏度SensitivityOfFor__Transdu__r电涡流EddyCurrent前置器Proximitor间隙-电压曲线VoltagevsGapCurve间隙-电压灵敏度VoltagevsGapSensitivity压阻效应PiezoresistiveEffect轴向压阻系数AxialPiezoresistiveCoefficient横向压阻系数TransversePiezoresistiveCoefficient压阻常数PiezoresistiveConstant单晶硅MonocrystallineSilicon应变灵敏度StrainSensitivity固态压阻式加速度传感器SolidStatePiezoresistiveAc__lerometer体型压阻式加速度传感器BulkTypePiezoresistiveAc__lerometer力平衡式传感器For__Balan__Transdu__r电动力常数Electro-dynamicConstant机电耦合系统Electro-mechanicalCouplingSystem2检测仪表、激励设备及校准装置时间基准__TimeBaseSignal李萨茹图LissojousCurve数字频率计DigitalFrequencyMeter便携式测振表PortableVibrometer有效值电压表RMSValueVoltmeter峰值电压表Peak-valueVoltmeter平均绝对值检波电路__erageAbsoluteValueDetector峰值检波电路Peak-valueDetector准有效值检波电路QuasiRMSValueDetector真有效值检波电路TrueRMSValueDetector直流数字电压表DVM,DCDigitalVoltmeter数字式测振表DigitalVibrometerA/D转换器A/DConverterD/A转换器D/AConverter相位计PhaseMeter电子记录仪LeverRecorder光线示波器Oscillograph振子Galvonometer磁带记录仪__gneticTapeRecorderDR方式直接记录式DirectRecorderFM方式频率调制式FrequencyModulation失真度Distortion机械式激振器MechanicalExciter机械式振动台MechanicalShaker离心式激振器__ntrifugalExciter电动力式振动台Electro-dynamicShaker电动力式激振器Electro-dynamicExciter液压式振动台HydraulicShaker液压式激振器HydraulicExciter电液放大器Electro-hydraulicAmplifier磁吸式激振器__gneticPullingExciter涡流式激振器EddyCurrentExciter压电激振片PiezoelectricExcitingElements冲击力锤ImpactHammer冲击试验台ShockTesting__chine激振控制技术ExcitationControlTechnique波形再现W__eReproduction压缩技术CompressionTechnique均衡技术EqualizationTechnique交越频率CrossoverFrequency综合技术SynthesisTechnique校准Calibration分部校准CalibrationforComponentsinsystem系统校准CalibrationforOver-allSystem模拟传感器SimulatedTransdu__r静态校准StaticCalibration简谐激励校准HarmonicExcitationCalibration绝对校准AbsoluteCalibration相对校准RelativeCalibration比较校准ComparisonCalibration标准振动台StandardVibrationExciter读数显微镜法Microscope-streakMethod光栅板法RonchiRulingMethod光学干涉条纹计数法OpticalInterferometerFringeCountingMethod光学干涉条纹消失法OpticalInterferometerFringeDisappearan__Method背靠背__Back-to-backMounting互易校准法ReciprocityCalibration共振梁ResonantBar冲击校准ImpactExcitingCalibration摆锤冲击校准BallisticPendulumCalibration落锤冲击校准DropTestCalibration振动和冲击标准VibrationandShockStandard迈克尔逊干涉仪MichelsonInterferometer摩尔干涉图象MoireFringe参考传感器Referen__Transdu__r3频率分析及数字__处理带通滤波器Band-passFilter半功率带宽Half-powerBandwidth3dB带宽3dBBandwidth等效噪声带宽EffectiveNoiseBandwidth恒带宽ConstantBandwidth恒百分比带宽ConstantPer__ntageBandwidth1/N倍频程滤波器1/NOct__eFilter形状因子ShapeFactor截止频率Cut-offFrequency中心频率__ntreFrequency模拟滤波器____ogFilter数字滤波器DigitalFilter跟踪滤波器TrackingFilter外差式频率分析仪HeterodyneFrequency____yzer逐级式频率分析仪SteppedFrequency____yzer扫描式频率分析仪SweepingFilter____yzer混频器MixerRC平均RC__eraging平均时间__eragingTime扫描速度SweepingSpeed滤波器响应时间FilterResponseTime离散傅里叶变换DFT,DiscreteFourierTransform快速傅里叶变换FFT,FastFourierTransform抽样频率SamplingFrequency抽样间隔SamplingInterval抽样定理SamplingTheorem抗混滤波Anti-aliasingFilter泄漏Leakage加窗Windowing窗函数WindowFunction截断Truncation频率混淆FrequencyAliasing乃奎斯特频率NyquistFrequency矩形窗RectangularWindow汉宁窗HanningWindow凯塞-贝塞尔窗Kaiser-BesselWindow平顶窗Flat-topWindow平均__eraging线性平均Linear__eraging指数平均Exponential__eraging峰值保持平均Peak-hold__eraging时域平均Time-do__in__eraging谱平均Spectrum__eraging重叠平均Overlap__eraging栅栏效应PicketFen__Effect吉卜斯效应GibbsEffect基带频谱分析Base-bandSpectral____ysis选带频谱分析BandSelectableSpectral____ysis细化Zoom数字移频DigitalFrequencyShift抽样率缩减SamplingRateReduction功率谱估计PowerSpectrumEsti__te相关函数估计CorrelationEsti__te频响函数估计FrequencyResponseFunctionEsti__te相干函数估计Coheren__FunctionEsti__te冲激响应函数估计ImpulseResponseFunctionEsti__te倒频谱__pstrum功率倒频谱Power__pstrum幅值倒频谱Amplitude__pstrum倒频率Quefrency4旋转机械的振动测试及状态监测状态监测ConditionMonitoring故障诊断FaultDiagnosis转子Rotor转手支承系统Rotor-SupportSystem振动故障VibrationFault轴振动ShaftVibration径向振动RadialVibration基频振动FundamentalFrequencyVibration基频检测FundamentalFrequencyComponentDetecting键相__Key-phaseSignal正峰相位+PeakPhase高点HighSpot光电传感器OpticalTransdu__r同相分量In-phaseComponent正交分量QuadratureComponent跟踪滤波TrackingFilter波德图BodePlot极坐标图PolarPlot临界转速CriticalSpeed不平衡响应Unbalan__Response残余振幅ResidualAmplitude方位角AttitudeAngle轴心轨迹Shaft__nterlineOrbit正进动ForwardPre__ssion同步正进动SynchronousForwardPre__ssion反进动BackwardPre__ssion正向涡动ForwardWhirl反向涡动BackwardWhirl油膜涡动OilWhirl油膜振荡OilWhip轴心平均位置__erageShaft__nterlinePosition复合探头DualProbe振摆__RunoutSignal电学振摆ElectricalRunout机械振摆MechanicalRunout慢滚动向量SlowRollVector振摆补偿RunoutCompensation故障频率特征FrequencyCharacteristicsOfFault重力临界Gr__ityCritical对中Alig__ent双刚度转子DualStiffnessRotor啮合频率Gear-meshFrequency间入简谐分量InterharmonicComponent边带振动Side-bandVibration三维频谱图ThreeDimensionalSpectralPlot瀑布图Wate___llPlot级联图CascadePlot阶次跟踪OrderTracking阶次跟踪倍乘器OrderTrackingMultiplier监测系统MonitoringSystem适调放大器ConditionalAmplifier趋势分析Trend____ysis倒频谱分析__pstrum____ysis直方图Histogram确认矩阵Confir__tion__trix通频幅值Over-allAmplitude幅值谱AmplitudeSpectrum相位谱PhaseSpectrum__限AlarmLevel往__制冷压缩机Reciprocatingrefrigerationcompressor润滑系统(lubricationsystem)离心油泵__ntrifugaloilpump。